battleground states are expected to >>>indallastexas,voters are just now starting to show up at the polls. the presidential candidates didn't spend any time in texas in the final days of the campaign because the state is considered a red state. but there are some tight c congressional races. it's brisk out this morning, but the weather will not be a factor today. we are expecting clear skies and a high of 75. >>> finally election day, we get to vote. when we talk about the swing states in this election, we're not just talk about ohio. right now, we want to focus on three states that could really go either way, starting with nevada. anna werner is in las vegas. >> reporter: nevada helped the republicans in 2000 and 2004, voting for george w. bush. but in 2008, barack obama hit the jackpot here, beating john mccain by a whopping 12 percentage points. he's looking for a second big win, a second time around here in this state. the democrats are powered here by organized labor and a latino vote that's now 15% of the total. they've been out knocking on doors, registering new voters, and there a